[Nix-dev] nix-shell dropping into a shell without anything new -- update

[Domen Kožar]

Could you open an issue at github.com/NixOS/nixpkgs ? Thanks!

On Tue, Apr 28, 2015 at 7:34 AM, Ramakrishnan Muthukrishnan <
ram at rkrishnan.org> wrote:

> On Mon, Apr 27, 2015, at 03:56 PM, Ramakrishnan Muthukrishnan wrote:
> > Hi,
> >
> > Sorry for the badly worded subject line.
> >
> > NixOS newbie here. Playing with NixOS on a VirtualBox installation and
> > really really liking it so far.
> >
> > I am using nix-shell and the quick start example in the manual (step #6
> > listed here: <https://nixos.org/nix/manual/>) does not seem to work for
> > me:
> >
> > [ram at nixos:~] nix-shell -p hello
> > these paths will be fetched (0.04 MiB ...
> >
> > *** Downloading ....
> >
> > [ram at nixos:~]$ hello
> > The program `hello' is currently not installed ...
> > ...
> > [ram at nixos:~]$ exit
> >
> > [ram at nixos:~]$
> >
> > Note that the prompt string didn't change when we entered the nix-shell.
> >
> > If I do:
> >
> > [ram at nixos:~]$ nix-shell -p hello --pure
> >
> > [nix-shell:~]$ hello
> > Hello, world!
> >
> > [nix-shell:~]$
> >
> > I wonder why without "--pure" it didn't get into the shell. Would
> > appreciate any help.
>
> I figured that the behaviour that triggered this is the single line in
> the /etc/nixos/configuration.nix:
>
> programs.bash.enableCompletion = true;
>
> If I comment this out, nix-shell runs just fine.
>
> This looks like a bug to me.
> --
>   Ramakrishnan
>   "Err and err and err again, but less and less and less" ⟶ Piet Hein
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